VSTM Verastem, Inc.
Verastem, Inc. (VSTM) Insider Activity
What the officers, directors and large holders did with their own shares. Only open-market purchases and sales count toward the totals — grants, option exercises and shares withheld for tax are compensation mechanics, not decisions, and they're listed separately below.
How much of that selling was preplanned? 0% planned / 100% discretionary
Largest single sale: $87.2K.
Where they traded
No open-market insider purchase on record.
Recent open-market activity
| Date | Insider | Role | Action | Shares | Price | Value | Held after |
|---|---|---|---|---|---|---|---|
| Calkins Daniel | Chief Financial Officer | Sell | 55 | $7.70 | $424 | 118,014 −0% of holding | |
| Paterson Dan | President and CEO | Sell | 1,302 | $5.81 | $7.6K | 589,940 −0.2% of holding | |
| Paterson Dan | President and CEO | Sell | 20,871 | $4.18 | $87.2K | 591,242 −3.4% of holding | |
| Calkins Daniel 2 fills | Chief Financial Officer | Sell | 4,089 | $4.18 | $17.1K | 117,295 −3.4% of holding | |
| Paterson Dan | President and CEO | Sell | 806 | $5.82 | $4.7K | 612,113 −0.1% of holding |
Form 4s are due within two business days of a transaction, so this is close to real time — unlike the quarterly 13F data on the Institutional tab. A single large sale often reflects a prearranged 10b5-1 plan rather than a fresh view, so read a pattern of sales rather than any one of them.